For a smart groom-to-be doing his homework before buying his fiancée a diamond ring, it is not enough to just know about the four Cs of diamonds (cut, color, clarity and carats); he must also know how to choose from the different diamond styles, cuts and settings.
One of the most popular styles that are on the market is the round brilliant, which is one of the earliest cut developed. With modern technology, the cut now relies on precise mathematical equations to create a stone with fire and brilliance. This is something that the earliest gem cutters could only dreamed of.
If the bride is looking for something unique, there are of course many other cuts to choose from. She can choose a pear-shaped, (which is wider at one end than the other), an oval-shaped, emerald-shaped or heart-shaped diamond. Besides these cuts, there are also those unique faceting 求婚戒指 such as the princess-cut square diamond.
Some cuts like the elongated Ashoka diamond or the Asprey & Garrard Eternal cut diamond are patented. There are other branded and patented cut includes the Elara, Asscher and Couples diamonds. Elara is a square-cut diamond with rounded corners while Asscher is a square diamond with rounded facets (which gives an unusual complexity to the diamond). The Couples diamond is faceted to reveal either a circle of hearts or arrows inside, precious cutting is required for the image to appear.
The price of a diamond increases exponentially with its carat weight. Given equal qualities in other areas, a two-carat diamond costs more than twice as much as a one-carat diamond. A one-carat diamond also costs much more than ten ten-point diamonds.
A way to enhance a ring is to have embellishments such as baguettes or trillions. A baguette is a small emerald-shaped diamond and a trillion is a triangle-shaped diamond. They can be placed on either side of the main stones to enhance to the center stone.